Hallway textscreens (#24189)

* hallway screen refactor pending comms console support

* comms console broadcasts

* screen and timer localization

Content.Shared/TextScreen/TextScreenVisuals.cs

@@ -5,15 +5,15 @@ namespace Content.Shared.TextScreen;
 [Serializable, NetSerializable]
 public enum TextScreenVisuals : byte
 {
+    // TODO: support for a small image, I think. Probably want to rename textscreen to just screen then.
     /// <summary>
-    ///     Should this show any text? <br/>
-    ///     Expects a <see cref="bool"/>.
+    ///     What text to default to after timer completion?
+    ///     Expects a <see cref="string"/>.
     /// </summary>
-    On,
-
+    DefaultText,
     /// <summary>
-    ///     What text to show? <br/>
-    ///     Expects a <see cref="string?[]"/>.
+    ///     What text to render? <br/>
+    ///     Expects a <see cref="string"/>.
     /// </summary>
     ScreenText,
 
@@ -21,5 +21,11 @@ public enum TextScreenVisuals : byte
     ///     What is the target time? <br/>
     ///     Expects a <see cref="TimeSpan"/>.
     /// </summary>
-    TargetTime
+    TargetTime,
+
+    /// <summary>
+    ///     Change text color on the entire screen
+    ///     Expects a <see cref="Color"/>.
+    /// </summary>
+    Color
 }